body {
  background-color: #000f49;
}
.w {
  margin: 0 auto;
  width: 1080px;
  margin-bottom: 40px;
  /* background-color: #121212; */
}

/* 顶部模块 */
header {
  position: fixed;
  top: 0;
  width: 1600px;
  height: 100px;
  background-color: #fff;
  border-bottom: 2px solid red;
  font-weight: 700;
  z-index: 10;
  /* opacity: 0.3; */
}

.header-l {
  float: left;
  margin-left: 280px;
  margin-top: 12px;
  width: 280px;
  height: 76px;
  background-color: pink;
}

/* logo模块 */
.header-l img {
  height: 76px;
  width: 280px;
}

.header-r {
  float: left;
}

.header-r .first {
  margin-left: 364px;
}

.header-r ul li {
  float: left;
  padding-left: 20px;
  color: black;
}

.header-r ul li:hover {
  color: red;
}

.header-r ul li a {
  color: black;
  font-size: 18px;
  line-height: 100px;
}

.header-m button {
  width: 80px;
  height: 40px;
  margin-top: 30px;
  margin-left: 20px;
  background-color: blue;
  color: #fff;
  border-radius: 6px;
  font-size: 16px;
  border: 1px solid #ededed;

}

.empty {
  height: 100px;
  margin-bottom: 20px;
}


/* 主体模块 */
.main {
  position: relative;
  height: 620px;
  /* background-color: pink; */
}

.main-l {
  position: absolute;
  left: 0;
  width: 360px;
  height: 620px;
  /* background-color: #fff; */
}

.title {
  height: 40px;
  line-height: 40px;
  color: #fff;
}

.title h2 {
  float: left;
  padding-left: 6px;
}

.title a {
  display: block;
  float: right;
  margin-right: 15px;
  margin-top: 2px;
  width: 80px;
  height: 34px;
  color: #fff;
  text-align: center;
  line-height: 34px;
  border: 1px solid #fff;
}

.content span {
  font-size: 16px;
  color: #fff;

}

.content ul li {
  padding-left:20px;
  padding-top: 20px;
}

.content ul li img {
  width: 100px;
  height: 90px;
  border-radius: 6px;
}

.content ul li a{
  color:#fff;
}

.main-m {
  position: absolute;
  left: 360px;
  width: 360px;
  height: 620px;
  border-left: 1px solid #fff;
}

.main-r {
  position: absolute;
  left: 720px;
  width: 360px;
  height: 620px;
  border-left: 1px solid #fff;
}

/* 展示模块 */
.show {
  position: relative;
  height: 1420px;
  width: 1080px;
  /* border-top: 2px solid #fff; */
  /* background-color: pink; */
}

.show-l {
  position: absolute;
  left: 0;
  top: 0;
  width: 1080px;
  height: 450px;
  background: rgba(255, 255, 255, 0.04) url(../images/line.png);
  /* background-color: yellow; */
  border: 1px solid #fff;
  border-radius: 10px;
  border:1px solid #fff
}

.show-l-t , .show-m-t ,.show-r-t{
  height: 50px;
  width: 160px;
  margin-left: 460px;
  margin-top: -25px;
  text-align: center;
  line-height: 50px;
  font-size: 18px;
  color:#fff;
  border-radius: 5px;
  background-color: #000f49;
}

.show-l-b {
  height: 400px;
}

.show-m {
  position: absolute;
  left:0 ;
  top: 490px;
  width: 1080px;
  height: 450px;
  /* background-color: green; */
  border: 1px solid #fff;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.04) url(../images/line.png);

}

.show-m-b {
  height: 400px;
}

.show-r {
  position: absolute;
  top: 980px;
  left: 0;
  width: 1080px;
  height: 450px;
  /* background-color:skyblue; */
  border: 1px solid #fff;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.04) url(../images/line.png);

}

.show-r-b {
  height: 400px;
}










/* 底部模块 */
footer {
  height: 110px;
  background-color: aliceblue;
}

.mod_copyright {
  text-align: center;
  padding-top: 20px;
}

.links {
  margin-bottom: 25px;
}

.links a {
  margin: 0 5px;
}

.copyright {
  line-height: 20px;
}